What is bare metal

Bare metal is a machine that is not configured with any operating system and customized services, and is a physical server device without additional software, and is managed from a remote location by management tools and connected to a network.

The operating environment of this article: Windows 7 system, Dell G3 computer.

Many people see the keyword "bare metal" and don't know what it means, and what are the advantages and disadvantages of bare metal. The following PHP Chinese website will introduce bare metal to you in detail.

1: What is bare metal

Bare metal is a machine that is not configured with any operating system and customized services, and is a physical server device without additional software and managed by management tools and connected to the network, can be operated from a remote location.

Virtualization methods that do not use the host operating system

The virtualization mechanism that the hypervisor does not use the host operating system is called "bare metal".

What is virtualization?

Simply put, through dedicated software in a server device, it uses the same technology as a collection of multiple running server devices. It actually builds a virtual server network. However, the more complex the system, the more server devices are used. The movement becomes slower. Therefore, in order to achieve virtualization, we can adopt a simplified approach.

Specifically, the host OS is based on this host operating system, multiple virtual OSs are moved on it, and the guest operating system is also a traditional virtualization method. However, if there was only the functionality to run multiple guest operating systems, the monolith would work.

Three: What can be done with bare metal servers

1. Bare metal servers

First of all, in the "big data" user business is to analyze and convert data, it should be pointed out that , although there is currently no definition of "big", of course large data cannot be processed in ordinary databases.

2. Bare Metal Server · Cloud

For the most important web system that never stops being used or fails, it is recommended to use bare metal cloud servers in the following points.

Private website development and verification can be carried out

After the test version is completed and verified, it can be smoothly transferred to the running environment

Regular automatic backup of the running environment

The above is a complete introduction to what bare metal is. If you want to know more about HTML tutorials, please pay attention to the PHP Chinese website.

【Recommended reading:What is server virtualization】

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